--- product_id: 116560362 title: "Arag-Alive Substrate Special Grade Reef Sand, 10 lb." brand: "carib sea" price: "401 zł" currency: PLN in_stock: true reviews_count: 9 category: "Carib Sea" url: https://www.desertcart.pl/products/116560362-arag-alive-substrate-special-grade-reef-sand-10-lb store_origin: PL region: Poland --- # Cycles aquarium days faster Stabilizes pH & water chemistry Millions of beneficial bacteria/lb Arag-Alive Substrate Special Grade Reef Sand, 10 lb. **Brand:** carib sea **Price:** 401 zł **Availability:** ✅ In Stock ## Summary > 🌟 Transform your aquarium into a thriving reef ecosystem—faster, cleaner, smarter! ## Quick Answers - **What is this?** Arag-Alive Substrate Special Grade Reef Sand, 10 lb. by carib sea - **How much does it cost?** 401 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/116560362-arag-alive-substrate-special-grade-reef-sand-10-lb) ## Best For - carib sea enthusiasts ## Why This Product - Trusted carib sea brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Instant Biological Balance:** Kickstart your tank’s ecosystem with millions of engineered bacteria that accelerate the nitrogen cycle and suppress new tank syndrome. - • **Algae Control & Clarity Boost:** Discourage nuisance algae growth while enjoying crystal-clear water that enhances your tank’s visual appeal. - • **Chemical-Free pH Stabilization:** Maintain optimal water conditions naturally without constant chemical adjustments—perfect for sensitive marine and freshwater species. - • **Trusted by Experts & Enthusiasts:** Developed in collaboration with public aquariums and zoological parks, ensuring authentic reef-like conditions at home. - • **Versatile Aquarium Compatibility:** Ideal for reef tanks, marine setups, African cichlids, discus, tetras, and aquatic plants—one substrate to rule them all. ## Overview Carib Sea Arag-Alive Substrate Special Grade Reef Sand is a 10 lb premium aquarium substrate engineered with millions of beneficial marine bacteria per pound. It accelerates the nitrogen cycle, stabilizes pH naturally, and suppresses algae growth, making it ideal for both marine and freshwater aquariums. Developed in partnership with public aquariums, it delivers authentic reef conditions and rapid water clarity, supporting a wide range of aquatic life from reef fish to freshwater cichlids. ## Description You can now bring the world's most exotic reefs into your home with CaribSea's Arag-Alive substrates. It is developed from CaribSea's cooperation with public aquariums and zoological parks, where authenticity is a must. Arag-Alive helps maintain a proper pH for the life of your aquarium without the constant addition of chemicals and creates a biological balance to discourage nuisance algae. Arag-Alive contains millions of bacteria per pound specially engineered for aggressive waste reduction in closed systems like your aquarium. Arag-Alive is engineered to suppress "new tank syndrome" and compress the ammonia cycle. It begins to cycle your aquarium instantly. In fact, independent labs prove Arag-Alive cycles your aquarium days faster than other brands. Review: Good coral sand - Sand was good wet not dry like it should be thanks. Review: The best sand. - This was the best price. It ships from pet smart or pet co. And got desertcart price. Came fastish. Supper happy with the product. Makes my fish tank look so much better. When put it in the water became clear really fast too, didn’t stay foggy long. ## Features - May also be used in marine or African cichlid aquariums - Contains millions of beneficial marine bacteria to enhance biological filtration - Ideal for most freshwater aquaria, including discus, tetras, angelfish, water turtles, rays, plants, cichlids and more ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00VVBEW9W | | ASIN | B00VVBEW9W | | Best Sellers Rank | #24,476 in Pet Supplies ( See Top 100 in Pet Supplies ) #17 in Aquarium Sand | | Brand Name | Carib Sea | | Color | wheat | | Customer Reviews | 4.4 4.4 out of 5 stars (197) | | Date First Available | April 3, 2008 | | Date First Available | April 3, 2008 | | Is Discontinued By Manufacturer | No | | Item Dimensions LxWxH | 10 x 2 x 14 inches | | Item Package Dimensions L x W x H | 12.09 x 8.5 x 2.68 inches | | Item Weight | 10 Pounds | | Item model number | 01790 | | Item model number | 01790 | | Manufacturer | Carib Sea | | Manufacturer | Carib Sea | | Product Dimensions | 10 x 2 x 14 inches; 10 Pounds | | Size | 10lb (Pack of 1) | | Target Audience Keyword | fish | ## Images ![Arag-Alive Substrate Special Grade Reef Sand, 10 lb. - Image 1](https://m.media-amazon.com/images/I/61PXQBRvCuL.jpg) ## Available Options This product comes in different **Pattern, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good coral sand *by J***Y on March 13, 2026* Sand was good wet not dry like it should be thanks. ### ⭐⭐⭐⭐⭐ The best sand. *by D***L on May 10, 2025* This was the best price. It ships from pet smart or pet co. And got Amazon price. Came fastish. Supper happy with the product. Makes my fish tank look so much better. When put it in the water became clear really fast too, didn’t stay foggy long. ### ⭐⭐⭐⭐⭐ Best reef aquarium sand *by M***S on April 12, 2026* Best reef aquarium sand out there. I’ve used it for years and find it’s the best grain size. ## Frequently Bought Together - Carib Sea Arag-Alive Substrate Special Grade Reef Sand, 10 lb. - Instant Ocean Sea Salt 50 Gallons, For Marine Aquariums, Fast Dissolving --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/116560362-arag-alive-substrate-special-grade-reef-sand-10-lb](https://www.desertcart.pl/products/116560362-arag-alive-substrate-special-grade-reef-sand-10-lb) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-27*